एपीए उद्धरण

Peurifoy, R. L. (1970). Construction planning, equipment and methods. Mc graw - Hill.

शिकागो स्टाइल उद्धरण

Peurifoy, R L. Construction Planning, Equipment and Methods. New Delhi: Mc graw - Hill, 1970.

एमएलए उद्धरण

Peurifoy, R L. Construction Planning, Equipment and Methods. Mc graw - Hill, 1970.